html,body {
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
}
body {
    background: url("../images/login_bg.jpg") no-repeat;
    background-size: cover;
}

.logo {
    margin-top: 30px;
}

.form-login,
.form-reg {
    width: 400px;
    height: 310px;
    background-color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.form-reg {
    display: none;
}
.login-title {
    text-align: center;
    margin: 18px 0;
}

.layui-form-item {
    padding: 0 30px;
    position: relative;
}

.goTo_reg {
    display: flex;
    justify-content: flex-end;
}

.layui-icon {
    position: absolute;
    top: 8px;
    left: 35px;
}
.layui-input {
    padding-left: 25px;
}